<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>.prevent修饰符</title>
    <script src="/js/vue.js"></script>
    <style>
            .block{
                display: inline-block;
                border: 1px solid;
            }
    </style>
</head>
<body>
    <div id ="app">
       <div class="block">不阻止默认行为</div>
       <div class="block" v-on:contextmenu.prevent="rightClick">阻止默认行为</div>
    </div>
</body>
<script>
       let app =new Vue({
         el:"#app",
         data:{
         },
         methods:{
            rightClick: function(){
                alert("do something")
            }  
         }
       })
    </script>  
</html>